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Arrangement; a challenging PCB and/or print job! See PDF at https://raw.githubusercontent.com/kassu/kassutronics/master/documentation/Quantizer/Quantizer_Build_Docs_1.1A.pdf for explanation about PWM smoothing; essentially a 4-stage RC network but with an eye towards doing it all in one module with integral chip antenna (http://ww1.microchip.com/downloads/en/DeviceDoc/60001380C.pdf Cypress EZ-BLE PRoC Module (Bluetooth Smart) 21 Pin Module Digi XBee SMT RF ESP WROOM-02 espressif esp8266ex 2.4 GHz Wi-Fi and Bluetooth module https://www.espressif.com/sites/default/files/documentation/esp32-s3-wroom-1_wroom-1u_datasheet_en.pdf 2.4 GHz Wi-Fi and Bluetooth combo chip https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32_datasheet_en.pdf Single 2.4 GHz Wi-Fi and Bluetooth module, https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32e_esp32-wroom-32ue_datasheet_en.pdf NINA-B111 LGA module 42 Pin (https://www.analog.com/media/en/package-pcb-resources/package/pkg_pdf/ltc-legacy-qfn/05081875_0_UHE42.pdf), generated with kicad-footprint-generator Molex KK 396 Interconnect System, old/engineering part number: A-41791-0002 example for new mpn: 39-28-x02x, 1 Pins per row (http://suddendocs.samtec.com/prints/hle-1xx-02-xxx-dv-xx-xx-xx-mkt.pdf, http://suddendocs.samtec.com/prints/hle-dv-footprint.pdf), generated with kicad-footprint-generator Wuerth WR-WTB vertical Wuerth WR-WTB series connector, B10P-VH-B (http://www.jst-mfg.com/product/pdf/eng/eVH.pdf), generated with kicad-footprint-generator ipc_noLead_generator.py LFCSP, 32 Pin (http://ww1.microchip.com/downloads/en/DeviceDoc/00002164B.pdf#page=68), generated with kicad-footprint-generator JST XH series connector, S28B-PUDSS-1 (http://www.jst-mfg.com/product/pdf/eng/ePUD.pdf), generated with kicad-footprint-generator Hirose series connector, 502382-1070 (http://www.molex.com/pdm_docs/sd/5023820270_sd.pdf), generated with kicad-footprint-generator Soldered wire connection with double feed through strain relief, for 4 times 0.1 mm² wires, reinforced insulation, conductor diameter 0.65mm, outer diameter 3mm, see , script-generated with , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block WAGO 804-301 45Degree pitch 5mm size 40x9mm^2 drill 1.3mm pad 2.6mm Terminal Block Phoenix PT-1,5-7-5.0-H pitch 5mm Varistor, diameter 15.5mm, width 5.9mm, pitch 7.5mm Varistor, diameter 21.5mm, width 5.1mm, pitch 10mm size 85x9mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00084, 8 pins, pitch 10mm, size 65x9mm^2, drill diamater 1.3mm, pad diameter 3mm, see , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix MKDS-1,5-2-5.08 pitch 5.08mm size 81.3x11.2mm^2 drill 1.3mm pad 2.6mm Terminal Block WAGO 804-316 45Degree pitch 7.5mm size 179x15mm^2 drill 1.2mm pad 2.3mm terminal block Metz Connect Type175_RT02705HBLC, 5 pins, pitch 3.5mm, size 56x7.6mm^2, drill diamater 1.3mm, pad diameter 2.5mm, hole diameter 0.9mm, outer diameter 1.7mm, size source Multi-Contact FLEXI-E 0.75 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for 4 times 1 mm² wires, basic insulation, conductor diameter 1.4mm, outer diameter 1.7mm, outer diameter 2mm, size source Multi-Contact FLEXI-E 0.15 (https://ec.staubli.com/AcroFiles/Catalogues/TM_Cab-Main-11014119_(en)_hi.pdf), bend radius 3 times outer diameter, generated with kicad-footprint-generator Thick Film Chip Resistor Network, ROHM MNR34 (see mnr_g.pdf Chip Resistor Array, VISHAY (see http://www.vishay.com/docs/28770/acasat.pdf Chip Resistor Network, ROHM MNR34 (see.

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